<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
  <meta charset="UTF-8">
  <title th:text="${mav}">mav</title>
    </head>
    <body class="container">
    <h1 th:text="${mav}">mav</h1>
    </body>
</html>